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                /* mask 是不需要剪切的，此处只是为了让大家看到效果*/
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        <h1>jquery圆环百分比进度条制作</h1>
        <p><a href="http://caibaojian.com/jquery-circular-progress.html">来源</a></p>
        <div class="pie_right">
            <div class="right"></div>
            <div class="mask"><span>0</span>%</div>
        </div>
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